The theme park deaths came as Ardent, which owns Dreamworld, WhiteWater World, Skypoint, AMF bowling and GoodLife Health Clubs, planned to shift its business focus away from Australia to its growing entertainment empire in the United States.

Employment and Industrial Relations Minister Grace Grace, who visited the floral tribute outside Dreamworld on Friday, said the crackdown was necessary to restore public confidence in the theme park industry ahead of the Christmas holidays.

Employment and Industrial Relations Minister Grace Grace, who visited the floral tribute outside Dreamworld on Friday, said the crackdown was necessary to restore public confidence in the theme park industry ahead of the Christmas holidays.

Emergency services and Dreamworld officials gave little detail on how the tragedy occurred, but it is understood two of the group were crushed by the weight of the capsizing pod while two others were crushed against the conveyor belt, just metres from dozens of guests waiting in the queue for their turn on the ride.

Employment and Industrial Relations Minister Grace Grace, who visited the floral tribute outside Dreamworld on Friday, said the crackdown was necessary to restore public confidence in the theme park industry ahead of the Christmas holidays.

I do not see them recovering from this. I know I would not visit this park.